Sergey Vyazmitinov

Sergey Vyazmitinov (7 October 1744-15 October 1819) was Lord Secretary of the Army of the Russian Empire from 8 September 1802 to 13 January 1808.

Biography
Vyazmitinov was born to a landowning family of Ruthenian origin, known from the end of the 1400s. During the First Russo-Turkish War (1768-1772) he served Zakhar Chernyshev as his aide-de-camp, and in 1777 he was promoted to Colonel. In 1794 Vyazmitinov became a senator and due to his military experience, he was made the Lord Secretary of the Army of the Russian Empire upon the Ministry of Defense's creation on 8 September 1802. During his rule, he fought against the Ottoman Empire and the Napoleonic Empire in the Russo-Turkish War of 1805 and the Napoleonic Wars, respectively. Vyazmitinov was dismissed in 1808, and he died in 1819.